import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router);

/* Layout */
import Layout from '../layout'
import i18n from "../i18n";

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
    {
        path: '/login',
        component: () => import('../views/login/index'),
        hidden: true
    },
    {
        path: '/update',
        component: () => import('../views/update/index'),
        hidden: true
    },

];

export const asyncRouterMap = [
    {
        path: '/lab',
        component: Layout,
        meta: { title: i18n.tc("menu.lab"), icon: 'el-icon-school', requiresAuth: true, roles: ['Normal', "Manager", "SupperManager"]},
        children: [
            {
                path: '/lab/normal',
                component: () =>  import('../views/lab/index'),
                meta: { title: i18n.tc("menu.normalLab"), icon: 'el-icon-school', requiresAuth: true, roles: ['Normal', "Manager", "SupperManager"] }
            }
        ]
    },
    {
        path: '/user',
        component: Layout,
        meta: { requiresAuth: true, roles: ['Manager', 'SupperManager'] },
        children: [{
            path: '/user/index',
            component: () =>  import('../views/user/index'),
            meta: { title: i18n.tc("menu.user"), icon: 'el-icon-user', requiresAuth: true, roles: ['Manager', 'SupperManager'] }
        }]
    },
    // 404 page must be placed at the end !!!
    { path: '/', redirect: '/lab/normal', hidden: true },

    { path: '*',  component: () => import('../views/404') , hidden: true }
];

const router = new Router({
    mode: 'hash',
    base: '/',
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRoutes
});

export function resetRouter() {
    const newRouter = new Router({
        scrollBehavior: () => ({ y: 0 }),
        base: '/',
        routes: constantRoutes
    });
    router.matcher = newRouter.matcher // reset router
}

export default router
